Answered

How do I write a code for Fast Fourier Transform

See this good documentation on how to use the built-in fft() function: http://www.mathworks.com/help/matlab/ref/fft.html

How do I write a code for Fast Fourier Transform

See this good documentation on how to use the built-in fft() function: http://www.mathworks.com/help/matlab/ref/fft.html

4 years ago | 0

| accepted

Answered

matlab R2015b crashes every time

You appear to be running Windows 7. Do you have Service Pack 1 installed? MATLAB 2015b requires Service Pack 1 (or newer) if y...

matlab R2015b crashes every time

You appear to be running Windows 7. Do you have Service Pack 1 installed? MATLAB 2015b requires Service Pack 1 (or newer) if y...

4 years ago | 0

Answered

insert a small matrix inside a big matrix

You do it like so. Suppose your 1000 x 1000 matrix is called *big* and your 45x45 matrix is called *little*. big(250:294, 2...

insert a small matrix inside a big matrix

You do it like so. Suppose your 1000 x 1000 matrix is called *big* and your 45x45 matrix is called *little*. big(250:294, 2...

4 years ago | 2

Answered

Sub-scripted Dimension Mismatch Error

At the moment you are attempting to assign something to the 1st column row a (starting at the 2nd row), but a is a matrix of dou...

Sub-scripted Dimension Mismatch Error

At the moment you are attempting to assign something to the 1st column row a (starting at the 2nd row), but a is a matrix of dou...

4 years ago | 0

| accepted

Answered

save a structur to xlsx or txt

There are many ways to solve this problem. My recommendation is as follows: % Convert struct to Table, where your struct i...

save a structur to xlsx or txt

There are many ways to solve this problem. My recommendation is as follows: % Convert struct to Table, where your struct i...

4 years ago | 1

Answered

How to locate files in folder or directory where I'm working?

The *exist* function should do what you want: http://www.mathworks.com/help/matlab/ref/exist.html if 2 == exist(file nam...

How to locate files in folder or directory where I'm working?

The *exist* function should do what you want: http://www.mathworks.com/help/matlab/ref/exist.html if 2 == exist(file nam...

4 years ago | 0

Answered

How to do a taylor series in matlab with e?

Check out this example of how to compute Taylor series in Matlab: http://www.mathworks.com/help/symbolic/taylor-series.html ...

How to do a taylor series in matlab with e?

Check out this example of how to compute Taylor series in Matlab: http://www.mathworks.com/help/symbolic/taylor-series.html ...

4 years ago | 0

Answered

Help projecting a vector onto another!

See this answer: http://www.mathworks.com/matlabcentral/answers/2216-projecting-a-vector-to-another-vector

Help projecting a vector onto another!

See this answer: http://www.mathworks.com/matlabcentral/answers/2216-projecting-a-vector-to-another-vector

4 years ago | 1

Answered

1 license for 2 different OSes?

You can choose to use your Matlab license to be based on a per user basis, in which case you can install your license on up to 4...

1 license for 2 different OSes?

You can choose to use your Matlab license to be based on a per user basis, in which case you can install your license on up to 4...

4 years ago | 0

Answered

Profiling mex in Linux

Given the lack of answers I thought I would let people know what ended up working very well for me. So I made the mexFunction...

Profiling mex in Linux

Given the lack of answers I thought I would let people know what ended up working very well for me. So I made the mexFunction...

4 years ago | 4

| accepted

Answered

How to set the variables of genetic algorithm toolbox changing 1 or 0?

If the output *x* is between 0 and 1 then you can simply do: round(x); If not, then you can define a *threshold* and do:...

How to set the variables of genetic algorithm toolbox changing 1 or 0?

If the output *x* is between 0 and 1 then you can simply do: round(x); If not, then you can define a *threshold* and do:...

4 years ago | 0

Answered

Fastest Way of Opening and Reading .csv Files (Currently using xlsread)

*readtable* http://www.mathworks.com/help/matlab/ref/readtable.html

Fastest Way of Opening and Reading .csv Files (Currently using xlsread)

*readtable* http://www.mathworks.com/help/matlab/ref/readtable.html

4 years ago | 1

Answered

How do I view what Toolboxes I have for my license?

*ver* Just type "ver" in the MATLAB command window. It will show you what version of MATLAB you are running, your license nu...

How do I view what Toolboxes I have for my license?

*ver* Just type "ver" in the MATLAB command window. It will show you what version of MATLAB you are running, your license nu...

4 years ago | 8

Answered

How do I manipulate the variable with respect to which IFFT is computed?

From MATLAB's *fft* function documentation: fft(X,[],DIM) or fft(X,N,DIM) applies the fft operation across the dimension...

How do I manipulate the variable with respect to which IFFT is computed?

From MATLAB's *fft* function documentation: fft(X,[],DIM) or fft(X,N,DIM) applies the fft operation across the dimension...

4 years ago | 0

Answered

I have license for MATLAB R2015a can i use it for installing MATLAB R2012b ?

Yes. You can always download and install an older version of MATLAB with a newer license. Go here to select the release you ...

I have license for MATLAB R2015a can i use it for installing MATLAB R2012b ?

Yes. You can always download and install an older version of MATLAB with a newer license. Go here to select the release you ...

4 years ago | 0

Answered

How do i convert a Base-2 number into Base-10?

You can use bin2dec() to convert a binary number string to a decimal number like so: x = bin2dec('0111'); In this case x...

How do i convert a Base-2 number into Base-10?

You can use bin2dec() to convert a binary number string to a decimal number like so: x = bin2dec('0111'); In this case x...

4 years ago | 1

Answered

use sound for a function

The basic equation for a sine wave is: y = A * sin(2*pi*f*t) <https://en.wikipedia.org/wiki/Sine_wave Sine Wave> H...

use sound for a function

The basic equation for a sine wave is: y = A * sin(2*pi*f*t) <https://en.wikipedia.org/wiki/Sine_wave Sine Wave> H...

4 years ago | 0

Question

Profiling mex in Linux

What are my options for profiling a MEX file in Linux? I have a MEX function which runs a whole lot of C code and the code ...

4 years ago | 1 answer | 0

Answered

import data from txt missing delimiters

Have you tried the readtable() command yet? http://www.mathworks.com/help/matlab/ref/readtable.html It works very well with ...

import data from txt missing delimiters

Have you tried the readtable() command yet? http://www.mathworks.com/help/matlab/ref/readtable.html It works very well with ...

4 years ago | 1

| accepted

Submitted

table2structofarrays( inTable )

Function to convert a table to a struct of arrays

4 years ago | 1 download |

Answered

Need to break down EEG signals into 4 frequency bands

If you have the Signal Processing Toolbox, then you can design 4 bandpass filters, one for each band, using the Filter Design an...

Need to break down EEG signals into 4 frequency bands

If you have the Signal Processing Toolbox, then you can design 4 bandpass filters, one for each band, using the Filter Design an...

4 years ago | 1

Answered

profiling mex using gprof in windows

This article explains how to profile MEX functions in Visual Studio on Windows: http://www.mathworks.com/help/matlab/matlab_ext...

profiling mex using gprof in windows

This article explains how to profile MEX functions in Visual Studio on Windows: http://www.mathworks.com/help/matlab/matlab_ext...

4 years ago | 0

Answered

Id like to see documentation for R2015b.

http://www.mathworks.com/help/releases/R2015b/index.html You probably need to log in to view archived documentation such as t...

Id like to see documentation for R2015b.

http://www.mathworks.com/help/releases/R2015b/index.html You probably need to log in to view archived documentation such as t...

4 years ago | 1

| accepted

Answered

export large size data from matlab to excel

See the documentation here on how to do what you want: http://www.mathworks.com/help/matlab/import_export/exporting-to-excel-sp...

export large size data from matlab to excel

See the documentation here on how to do what you want: http://www.mathworks.com/help/matlab/import_export/exporting-to-excel-sp...

4 years ago | 0

| accepted

Answered

Is there a way to control the action of an external program through MATLAB?

You can use Java to automate GUI interaction. See this article for more information on that: http://undocumentedmatlab.com/blo...

Is there a way to control the action of an external program through MATLAB?

You can use Java to automate GUI interaction. See this article for more information on that: http://undocumentedmatlab.com/blo...

4 years ago | 0

Answered

Matlab on Ubuntu 14.04

On Ubuntu you need sudo privileges to write to /usr. So either preface the install script with *sudo* or install to a directory...

Matlab on Ubuntu 14.04

On Ubuntu you need sudo privileges to write to /usr. So either preface the install script with *sudo* or install to a directory...

4 years ago | 0

Answered

Indexing in for loop in order to remove non-zero and nan entries from vectors

The problem appears to be that your loop changes M into something with a single element on the first pass through, but then trie...

Indexing in for loop in order to remove non-zero and nan entries from vectors

The problem appears to be that your loop changes M into something with a single element on the first pass through, but then trie...

4 years ago | 0

Answered

Using calllib with a function that uses std::vector in its prototype

As mentioned, you can't really use calllib with most C++ code. However, you can use mex to build a MATLAB Executable (MEX) fu...

Using calllib with a function that uses std::vector in its prototype

As mentioned, you can't really use calllib with most C++ code. However, you can use mex to build a MATLAB Executable (MEX) fu...

4 years ago | 1

Answered

SSD vs HDD Matlab

Like almost any performance question of this nature, the answer is "It Depends". Specifically it depends on what exactly your c...

SSD vs HDD Matlab

Like almost any performance question of this nature, the answer is "It Depends". Specifically it depends on what exactly your c...

4 years ago | 1

Answered

How to combine hours from a cell and minutes from another cell into one cell of Time ?

If you have a cell array with hours in the 1st cell and minutes in the 2nd cell, like so (for 5 hours and 23 minutes): C ...

How to combine hours from a cell and minutes from another cell into one cell of Time ?

If you have a cell array with hours in the 1st cell and minutes in the 2nd cell, like so (for 5 hours and 23 minutes): C ...

4 years ago | 0

| accepted